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KTM Sx125 MOT Check

MOT pass rates, common failures, and reliability data for the KTM Sx125. Check any Sx125 by registration number below.

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90.0%

Avg Pass Rate

-1.9%

vs KTM Avg

1

Year Ranges

Excellent

Reliability

KTM Sx125 — MOT Reliability Overview

The KTM Sx125 has an average MOT pass rate of 90.0%, which is 1.9 percentage points below the KTM brand average of 91.9%. This is a strong result, indicating that the Sx125 is well-engineered and tends to age well mechanically. Owners can expect fewer surprises at MOT time.

Before buying a used KTM Sx125, we recommend checking the full MOT history, write-off status, outstanding finance, and stolen vehicle status. These checks can be done for free using the registration number.

MOT Pass Rate by Year

How the KTM Sx125 performs at MOT across different model years.

0

Based on 20 vehicles

90.0%Excellent
KTM average: 91.9%
Mileage at 5yr

919 mi

Other KTM Models

Compare MOT reliability across KTM models.

KTM 990 Supermoto R 11

100.0% pass rate

KTM Exc450

88.9% pass rate

KTM Adventure

94.7% pass rate

KTM 250 Exc-f 17

100.0% pass rate

KTM 990 Supermoto T 13

89.7% pass rate

KTM 620

72.7% pass rate

Useful MOT Guides

Common MOT Failures

The most common reasons UK vehicles fail their MOT — and how to prepare.

MOT Checklist

Pre-MOT checklist to improve your chances of passing first time.

Advisory vs Failure

Understanding the difference between MOT advisories and failures.

See detailed fault analysis for KTM Sx125

KTM Sx125 — Frequently Asked Questions

Common questions about the KTM Sx125 MOT and reliability.

What is the MOT pass rate for the KTM Sx125?
The average MOT pass rate for the KTM Sx125 is 90.0% compared to the KTM average of 91.9%. Pass rates vary by year — check the year-by-year breakdown on this page for details.
What are the most common MOT failures on a KTM Sx125?
Check the detailed breakdown on this page for specific failure data by year range.
Is the KTM Sx125 reliable?
With an average MOT pass rate of 90.0%, the KTM Sx125 is rated as "Excellent" for reliability. This is a strong result suggesting good build quality and fewer common defects.
How do I check the MOT history of a KTM Sx125?
Enter the vehicle's registration number in the search box at the top of this page. You will instantly see the complete MOT history including every test result, mileage readings, advisories, and dangerous defects — completely free.
What mileage should I expect on a KTM Sx125?
Typical mileage for the KTM Sx125: 919 miles at 5 years. Use these benchmarks when evaluating a used Sx125 to spot vehicles with unusually high or low mileage.

Check Your KTM Sx125's MOT History

Enter the registration number for the full MOT history — free and instant.

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